FUNCTIONS 7TH GRADE

Indicate which of the following statements is false

• A function associates one single value of y to each value of x.

• A function relates two variable that are normally represented by the letters x and y.

• The variable x is called the independent variable.

• The variable y is called the dependent variable.

• A function associates one or more values of y to each value of x.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Indicate if the following graph is a function or not.

• Yes, is a function.

• No, is not a function.

The following graph shows you the price of strawberry´kg in a year. At the start of the year strawberry were selling at?

• $7

• $6

• Is not possible to know it.

Tags

CCSS.HSF.IF.B.4

The following graph shows you the price of strawberry´kg in a year. The price dropped slowly until the end of?

• April

• March

• June

Tags

CCSS.HSF.IF.B.4

The following graph shows you the price of strawberry´kg in a year. The price dropped abruptly to?

• April

• $1

• May

• None of the above.

Tags

CCSS.HSF.IF.B.4

The following graph shows you the price of strawberry´kg in a year. When does the functions increase?

• From the start of June to the star of August

• During December

• None of the above.

• From the start of June to the star of August and During December

Tags

CCSS.HSF.IF.B.4

The function increases during the period? The function stays constant during the period?

• None of the above

• c-d & d-e

• a-b & b-c

• b-c & c-d

Tags

CCSS.HSF.IF.B.4

The following function gets closer to "y" axis: y = 4x

• True

• False

Tags

CCSS.HSF-IF.C.7A

The following function gets closer to "y" axis: y = 2/3x

• True

• False

Tags

CCSS.HSF-IF.C.7E

Analyze the following function: y = -3x

• Reading from the left to the right, the function goes down

• Reading from the left to the right, th function goes up

• Is a not proportional relationship

• None of the above.

Tags

CCSS.8.EE.B.5